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Product Category Computer and Peripheral > Back-UPS > Back-UPS BR > Back-UPS ES > Back-UPS Pro > APC ES > APC RS Home UPS (2) Network and Server (4) Data Center and Facility 3 Phase (15) Special Applications (2) UPS Management (7) Return to Uninterruptible Power Supply (UPS)

APC BACK-UPS 900VA 120V Back-UPS RS APC BACK-UPS 900VA 120V BR900 DISCONTINUED : recommended replacement product BR1000G Email Technical Specifications Printer Friendly More Images APC Back-UPS RS,540 Watts /900 VA,Input 120V /Output 120V, Interface Port USB Includes: CD with software, Cord management straps, Free trial of anti-virus : firewall : email privacy : system recovery and online backup software, USB cable, User Manual   countrycode=us Technical Specifications Product Overview Documentation Software & Firmware Options Ratings and Reviews Output Output Power Capacity 540 Watts / 900 VA Max Configurable Power 540 Watts / 900 VA Nominal Output Voltage 120V Topology Line Interactive Output Connections (3) NEMA 5-15R (Surge Protection) (4) NEMA 5-15R (Battery Backup) Input Nominal Input Voltage 120V Input Frequency 47 - 63 Hz Input Connections NEMA 5-15P Cord Length 1.83 meters Input voltage range for main operations 88 - 139V Input voltage adjustable range for mains operation 78 - 152V Batteries & Runtime Battery Type Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof Included Battery Modules 1 Typical recharge time 8 hour(s) Replacement Battery RBC32 RBC™ Quantity 1 Runtime Graph BR900 Runtime (Min): 120.3 Load (Watt): 54 BR900 Runtime (Min): 118.1 Load (Watt): 55 BR900 Runtime (Min): 108.1 Load (Watt): 60 BR900 Runtime (Min): 99.6 Load (Watt): 65 BR900 Runtime (Min): 92.2 Load (Watt): 70 BR900 Runtime (Min): 85.7 Load (Watt): 75 BR900 Runtime (Min): 79.9 Load (Watt): 80 BR900 Runtime (Min): 74.8 Load (Watt): 85 BR900 Runtime (Min): 70.3 Load (Watt): 90 BR900 Runtime (Min): 66.2 Load (Watt): 95 BR900 Runtime (Min): 62.5 Load (Watt): 100 BR900 Runtime (Min): 59.1 Load (Watt): 105 BR900 Runtime (Min): 56.0 Load (Watt): 110 BR900 Runtime (Min): 53.2 Load (Watt): 115 BR900 Runtime (Min): 50.6 Load (Watt): 120 BR900 Runtime (Min): 48.3 Load (Watt): 125 BR900 Runtime (Min): 46.1 Load (Watt): 130 BR900 Runtime (Min): 44.1 Load (Watt): 135 BR900 Runtime (Min): 42.2 Load (Watt): 140 BR900 Runtime (Min): 40.4 Load (Watt): 145 BR900 Runtime (Min): 38.8 Load (Watt): 150 BR900 Runtime (Min): 37.2 Load (Watt): 155 BR900 Runtime (Min): 35.8 Load (Watt): 160 BR900 Runtime (Min): 34.5 Load (Watt): 165 BR900 Runtime (Min): 33.2 Load (Watt): 170 BR900 Runtime (Min): 32.0 Load (Watt): 175 BR900 Runtime (Min): 30.9 Load (Watt): 180 BR900 Runtime (Min): 29.8 Load (Watt): 185 BR900 Runtime (Min): 28.8 Load (Watt): 190 BR900 Runtime (Min): 27.9 Load (Watt): 195 BR900 Runtime (Min): 27.0 Load (Watt): 200 BR900 Runtime (Min): 26.1 Load (Watt): 205 BR900 Runtime (Min): 25.3 Load (Watt): 210 BR900 Runtime (Min): 24.5 Load (Watt): 215 BR900 Runtime (Min): 23.8 Load (Watt): 220 BR900 Runtime (Min): 23.0 Load (Watt): 225 BR900 Runtime (Min): 22.4 Load (Watt): 230 BR900 Runtime (Min): 21.7 Load (Watt): 235 BR900 Runtime (Min): 21.1 Load (Watt): 240 BR900 Runtime (Min): 20.5 Load (Watt): 245 BR900 Runtime (Min): 19.9 Load (Watt): 250 BR900 Runtime (Min): 19.4 Load (Watt): 255 BR900 Runtime (Min): 18.9 Load (Watt): 260 BR900 Runtime (Min): 18.4 Load (Watt): 265 BR900 Runtime (Min): 17.9 Load (Watt): 270 BR900 Runtime (Min): 17.4 Load (Watt): 275 BR900 Runtime (Min): 17.0 Load (Watt): 280 BR900 Runtime (Min): 16.5 Load (Watt): 285 BR900 Runtime (Min): 16.1 Load (Watt): 290 BR900 Runtime (Min): 15.7 Load (Watt): 295 BR900 Runtime (Min): 15.3 Load (Watt): 300 BR900 Runtime (Min): 14.9 Load (Watt): 305 BR900 Runtime (Min): 14.6 Load (Watt): 310 BR900 Runtime (Min): 14.2 Load (Watt): 315 BR900 Runtime (Min): 13.9 Load (Watt): 320 BR900 Runtime (Min): 13.6 Load (Watt): 325 BR900 Runtime (Min): 13.2 Load (Watt): 330 BR900 Runtime (Min): 12.9 Load (Watt): 335 BR900 Runtime (Min): 12.6 Load (Watt): 340 BR900 Runtime (Min): 12.4 Load (Watt): 345 BR900 Runtime (Min): 12.1 Load (Watt): 350 BR900 Runtime (Min): 11.8 Load (Watt): 355 BR900 Runtime (Min): 11.5 Load (Watt): 360 BR900 Runtime (Min): 11.3 Load (Watt): 365 BR900 Runtime (Min): 11.0 Load (Watt): 370 BR900 Runtime (Min): 10.8 Load (Watt): 375 BR900 Runtime (Min): 10.6 Load (Watt): 380 BR900 Runtime (Min): 10.3 Load (Watt): 385 BR900 Runtime (Min): 10.1 Load (Watt): 390 BR900 Runtime (Min): 9.9 Load (Watt): 395 BR900 Runtime (Min): 9.7 Load (Watt): 400 BR900 Runtime (Min): 9.5 Load (Watt): 405 BR900 Runtime (Min): 9.3 Load (Watt): 410 BR900 Runtime (Min): 9.1 Load (Watt): 415 BR900 Runtime (Min): 8.9 Load (Watt): 420 BR900 Runtime (Min): 8.7 Load (Watt): 425 BR900 Runtime (Min): 8.5 Load (Watt): 430 BR900 Runtime (Min): 8.3 Load (Watt): 435 BR900 Runtime (Min): 8.2 Load (Watt): 440 BR900 Runtime (Min): 8.0 Load (Watt): 445 BR900 Runtime (Min): 7.8 Load (Watt): 450 BR900 Runtime (Min): 7.7 Load (Watt): 455 BR900 Runtime (Min): 7.5 Load (Watt): 460 BR900 Runtime (Min): 7.4 Load (Watt): 465 BR900 Runtime (Min): 7.2 Load (Watt): 470 BR900 Runtime (Min): 7.0 Load (Watt): 475 BR900 Runtime (Min): 6.9 Load (Watt): 480 BR900 Runtime (Min): 6.8 Load (Watt): 485 BR900 Runtime (Min): 6.6 Load (Watt): 490 BR900 Runtime (Min): 6.5 Load (Watt): 495 BR900 Runtime (Min): 6.4 Load (Watt): 500 BR900 Runtime (Min): 6.2 Load (Watt): 505 BR900 Runtime (Min): 6.1 Load (Watt): 510 BR900 Runtime (Min): 6.0 Load (Watt): 515 BR900 Runtime (Min): 5.9 Load (Watt): 520 BR900 Runtime (Min): 5.7 Load (Watt): 525 BR900 Runtime (Min): 5.6 Load (Watt): 530 BR900 Runtime (Min): 5.5 Load (Watt): 535 BR900 Runtime (Min): 5.4 Load (Watt): 540 Hover over the line on the graph above to view the runtime at any desired load Curve fit to measured runtime data. All measurements taken with new, fully charged batteries, at typical environmental conditions, with no electrical input and balanced resistive load (PF = 1.0) output. View Enlarged Graph View Runtime Chart Energy Use/Efficiency Load Efficiency 25% 93.5% 50% 95.8% 75% 96.2% 100% 96.0% BR900 Efficiency: 54.7% Load: 2% BR900 Efficiency: 64.5% Load: 3% BR900 Efficiency: 70.8% Load: 4% BR900 Efficiency: 75.2% Load: 5% BR900 Efficiency: 78.5% Load: 6% BR900 Efficiency: 80.9% Load: 7% BR900 Efficiency: 82.9% Load: 8% BR900 Efficiency: 84.5% Load: 9% BR900 Efficiency: 85.8% Load: 10% BR900 Efficiency: 86.9% Load: 11% BR900 Efficiency: 87.9% Load: 12% BR900 Efficiency: 88.7% Load: 13% BR900 Efficiency: 89.4% Load: 14% BR900 Efficiency: 90% Load: 15% BR900 Efficiency: 90.5% Load: 16% BR900 Efficiency: 91% Load: 17% BR900 Efficiency: 91.4% Load: 18% BR900 Efficiency: 91.8% Load: 19% BR900 Efficiency: 92.2% Load: 20% BR900 Efficiency: 92.5% Load: 21% BR900 Efficiency: 92.8% Load: 22% BR900 Efficiency: 93% Load: 23% BR900 Efficiency: 93.3% Load: 24% BR900 Efficiency: 93.5% Load: 25% BR900 Efficiency: 93.7% Load: 26% BR900 Efficiency: 93.8% Load: 27% BR900 Efficiency: 94% Load: 28% BR900 Efficiency: 94.2% Load: 29% BR900 Efficiency: 94.3% Load: 30% BR900 Efficiency: 94.4% Load: 31% BR900 Efficiency: 94.6% Load: 32% BR900 Efficiency: 94.7% Load: 33% BR900 Efficiency: 94.8% Load: 34% BR900 Efficiency: 94.9% Load: 35% BR900 Efficiency: 95% Load: 36% BR900 Efficiency: 95.1% Load: 37% BR900 Efficiency: 95.2% Load: 38% BR900 Efficiency: 95.2% Load: 39% BR900 Efficiency: 95.3% Load: 40% BR900 Efficiency: 95.4% Load: 41% BR900 Efficiency: 95.4% Load: 42% BR900 Efficiency: 95.5% Load: 43% BR900 Efficiency: 95.5% Load: 44% BR900 Efficiency: 95.6% Load: 45% BR900 Efficiency: 95.6% Load: 46% BR900 Efficiency: 95.7% Load: 47% BR900 Efficiency: 95.7% Load: 48% BR900 Efficiency: 95.8% Load: 49% BR900 Efficiency: 95.8% Load: 50% BR900 Efficiency: 95.8% Load: 51% BR900 Efficiency: 95.9% Load: 52% BR900 Efficiency: 95.9% Load: 53% BR900 Efficiency: 95.9% Load: 54% BR900 Efficiency: 95.9% Load: 55% BR900 Efficiency: 96% Load: 56% BR900 Efficiency: 96% Load: 57% BR900 Efficiency: 96% Load: 58% BR900 Efficiency: 96% Load: 59% BR900 Efficiency: 96% Load: 60% BR900 Efficiency: 96.1% Load: 61% BR900 Efficiency: 96.1% Load: 62% BR900 Efficiency: 96.1% Load: 63% BR900 Efficiency: 96.1% Load: 64% BR900 Efficiency: 96.1% Load: 65% BR900 Efficiency: 96.1% Load: 66% BR900 Efficiency: 96.1% Load: 67% BR900 Efficiency: 96.1% Load: 68% BR900 Efficiency: 96.1% Load: 69% BR900 Efficiency: 96.1% Load: 70% BR900 Efficiency: 96.1% Load: 71% BR900 Efficiency: 96.1% Load: 72% BR900 Efficiency: 96.1% Load: 73% BR900 Efficiency: 96.1% Load: 74% BR900 Efficiency: 96.2% Load: 75% BR900 Efficiency: 96.2% Load: 76% BR900 Efficiency: 96.2% Load: 77% BR900 Efficiency: 96.1% Load: 78% BR900 Efficiency: 96.1% Load: 79% BR900 Efficiency: 96.1% Load: 80% BR900 Efficiency: 96.1% Load: 81% BR900 Efficiency: 96.1% Load: 82% BR900 Efficiency: 96.1% Load: 83% BR900 Efficiency: 96.1% Load: 84% BR900 Efficiency: 96.1% Load: 85% BR900 Efficiency: 96.1% Load: 86% BR900 Efficiency: 96.1% Load: 87% BR900 Efficiency: 96.1% Load: 88% BR900 Efficiency: 96.1% Load: 89% BR900 Efficiency: 96.1% Load: 90% BR900 Efficiency: 96.1% Load: 91% BR900 Efficiency: 96.1% Load: 92% BR900 Efficiency: 96.1% Load: 93% BR900 Efficiency: 96.1% Load: 94% BR900 Efficiency: 96% Load: 95% BR900 Efficiency: 96% Load: 96% BR900 Efficiency: 96% Load: 97% BR900 Efficiency: 96% Load: 98% BR900 Efficiency: 96% Load: 99% BR900 Efficiency: 96% Load: 100% Hover over the line on the graph above to view the efficiency at any desired load Curve fit to measured efficiency data. All measurements taken in normal operating mode, at typical environmental conditions, with nominal electrical input and balanced resistive load (PF = 1.0) output. View Enlarged Graph Communications & Management Interface Port(s) USB Control panel LED status display with On Line : On Battery : Replace Battery and Overload indicators Audible Alarm Alarm when on battery : distinctive low battery alarm : configurable delays Surge Protection and Filtering Surge energy rating 320 Joules Filtering Full time multi-pole noise filtering : 5% IEEE surge let-through : zero clamping response time : meets UL 1449 Data Line Protection RJ-11 Modem/Fax/DSL protection (two wire single line), RJ45 10/100 Base-T Ethernet protection Physical Maximum Height 229.00 mm Maximum Width 102.00 mm Maximum Depth 324.00 mm Net Weight 9.32 KG Shipping Weight 10.24 KG Shipping Height 305.00 mm Shipping Width 229.00 mm Shipping Depth 432.00 mm Master Carton Units 1.00 Color Beige SCC Codes 1073130422629 8 Units per Pallet 40.00 Environmental Operating Environment 0 - 40 °C Operating Relative Humidity 0 - 95% Operating Elevation 0-3000 meters Storage Temperature -5 - 45 °C Storage Relative Humidity 0 - 95% Storage Elevation 0-15000 meters Audible noise at 1 meter from surface of unit 45.00 dBA Online Thermal Dissipation 170.00 BTU/hr Conformance Regulatory Approvals CSA, FCC Part 15 Class B, FCC Part 68, UL 1778, UL Listed Standard Warranty 3 years repair or replace Sustainable Offer Status RoHS Compliant REACH REACH: Contains No SVHCs REACH SVHC PEP Available in Documentation tab EOLI Available in Documentation tab Battery Directive Compliant Battery Notes Contains Lithium Battery Other Environmental Compliance China RoHS **The time to recharge to 90% of full battery capacity following a discharge to shutdown using a load rated for 1/2 the full load rating of the UPS.